Telephone-exchange system



Match 24. 1925.

W. L. DODGE TELEPHONE EXCHANGE SYSTEM Filed July 2, 1921 27 Sheets-Sheet 2 March 24, 19 25.

W. L. DODG E TELEPHONE EXCHANGE SYSTEM Filed July 2, 1921 27 Sheets-Sheet 3 Wm BM hm NV 215 NNM wmm

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W. L. DODGE TELEPHONE EXCHANGE SYSTEM Sheets-Sheet 4 hue/flan W/7/fd/77 A. fioaye.

March 24, i925. 1,531,080

W. L. DODGE TELEPHONE EXCHANGE SYSTEM Filed July 2, 1921 //7 1/8/7/0/1' W/fl/bm 1.00096.

March 24, 1925.

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March 24, 1925. 1,531,080

W. L. DODGE TELEPHONE EXCHANGE SYSTEII Filed July 2, 1921 27 Sheets-Sheet 8 mu als by HR (Hula/ 4195A March 24, 1925.

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March 24, 1925. 1,531,080

w. noose TELEPHONE EXCHANGE SYSTEII Filed July 2. 1921 27 Sheets-Sheet l0 //1 yen/0r. W/7/fc7/77 L. .00 dye.

March 24, 1925. 1,531,080

w. L. DODGE TELEPHONE EXCHANGE SYS'I'EII Filed July 2, 1921 27 Sheets-Sheet l1 //7 yen/0r. W/'///'am 4. Dodge.

March 24, 1925 W. L. DODGE TELEPHONE EXCHANGE SYSTEI Filed July 2, 1921 2'7 Sheets-Sheet l2 Marh '24, 1925.

W. L. DODGE TELEPHONE EXCHANGE SYSTEM Fiied July 2, 1921 7 Sheets-Sheet 15 kbs QMQ Q5 km Q //71 e/7/0r. W/Y/I'am L Dadye.

March 24, 1925.

W. L. DODGE TELEPHONE EXCHANGE SYSTEM 27 Sheets-Sheet 15 a "m m E m W m4 Wm m m m R W 6 WJ Rm March 24, 1925.

W. L. DDDGE TELEPHONE EXCHANGE sYsrnu Filed July 2, 192].

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W. L. DODGE TELEPHONE EXCHANGE SYSTEM Filed July 2 1921 27 Sheets-Sheet 18 March 24, 1925.

W. L. DODGE TELEPHONE EXCHANGE SYSTBI Filed July 2 1921 2'? Sheets-Sheet 19 //7ve,'7f0r. W////am L fladye fly March 24, 1925.

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